Mobile Develop

use Asm.jar to project your Android phone to your computer screenSometimes it may be necessary to project some of the operations on the phone, such as the display of some app demos. In fact, there are specialized hardware devices that are capable of

This is the whole:The controls in Main.stroyboard have 2 button,2 labels, one imageview.Set their position size and background color and picture.Let Main.storyboard connect viewcontroller.mHere is the code for it:#import "ViewController.h"

BUG description directly on the original code var psrseDate = Date.parse("2010-03-15 10:30:00"); console.log(psrseDate ) // output "Invalid Date" var psrseDate = Date.parse("2010/03/15 10:30:00");console.log(psrseDate ) // output "Invalid Date"

After IOS7. The default return button font color is blue, in the parent's display cabinet VC (old interface) titleSuppose to make a change, by the following method:1. Change the font color(1) In plist, add view controller-based status bar appearance,

Do iOS development count down also has more than 4 years, presumably more headache App Store rejected the problem has been bothering everyone. I summarize the reasons for rejection and the solutions that I met with friends and other people.1.iTunes

Case Effect:(1) The basic is to practice the use of ScrollView method. All the other elements in the interface are basically uiview and UIButton piled up.(2) mainly implemented by code. Of course, can first use storyboard drag a scrollview out. Note

BridgeAsync batched Bridge used to communicate with the JavaScript application.1. Find the starting point-rctrootviewIn the react-native based project, we see the following code in the APPDELEGATE.M file:1 Rctrootview*rootview =[[Rctrootview alloc]

1. Method one uses the Packagemanager classIntent i = getBaseContext().getPackageManager() .getLaunchIntentForPackage( getBaseContext().getPackageName() );i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);startActivity(i);2. Method two using

/** * Save picture to specified folder * * @param BMP * @param filename * @return */private boolean savebitmaptofile (Bitmap bmp, String file Name) {if (BMP = = NULL | | filename = = NULL) return false; Compressformat format = bitmap.compressformat.

Unity version number is 5.1.1F1 PersonalIn Ipod5, the system is tested on iOS7.1. Discover the following two types of problems with screen confusion:One, back backstage in the back to the foreground when the screen is confused (the disorder lasts

Getrunningtasks has expired in Android L versionYou need to add permissions:uses-permission android:name="android.permission.GET_TASKS"/> Public StaticString Gettoppkgname (context context) {Activitymanager am=(Activitymanager) context.

Uifontdescriptor *bodyfontdescriptor = [Uifontdescriptor preferredfontdescriptorwithtextstyle:uifonttextstylebody] ; Self.textView.font = [Uifont fontwithdescriptor:bodyfontdescriptor size:0];

First, theoretical knowledgeWhat is quartz2dquartz2d instancesThe value of quartz2d in iOS developmentGraphics contextCustom ViewDrawRect: MethodDrawing order (front cover)QUARTZ2D NoticeSecond, draw line1. Create a new class Mjlineview, inherited

Many times, we need to customize the UITableView to meet our special requirements. At this time, there are too many customizations and techniques about UITableView and cell, which need to be summarized and summed up constantly.1. Add a custom cell.

Software Test no longer black box-Threadingtest brings the second generation of white box coverage technologyThreading test a significant innovation in the field of testing is that in the white box test theory appeared decades later, Shanghai 01

Intent is the meaning of intention, divided into explicit Intent and implicit Intent. Below we try to start secondactivity by clicking the button in Firstactivity1. Explicit intentTwo classes, firstactivity and secondactivity, are established in the

In the case of iOS8, the cell can be automatically resized by adding two more lines after adding a constraint to the cell in storyboard.1 Self.tableView.estimatedRowHeight = not 0; 2 Self.tableView.rowHeight =

Accelerometer is the basis of the entire iOS screen rotation, relying on the accelerometer, the device can determine the current device orientation, The IOS system has defined the following seven device orientations:typedef ns_enum (nsinteger,

1. First we write a program case that generates a file of 4 patterns:(1) The first is the Activity_main.xml file:1 Relativelayoutxmlns:android= "http://schemas.android.com/apk/res/android"2 Xmlns:tools= "http://schemas.android.com/tools"3

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